Corner bracket



FIG. 1 is a prospective front view of a corner bracket, embodying the new design;

FIG. 2 is a front elevation of the bracket as shown in FIG. 1;

FIG. 3 is a side elevation of the bracket as shown in FIG. 1;

FIG. 4 is a top plan view of the bracket as shown in FIG. 1; and

FIG. 5 is a perspective view of the bracket as shown in FIG. 1 showing environmental structure.

The broken lines shown in the figures are not a part of the design sought to be patented and are included merely to show environmental structure. 

The ornamental design for a corner bracket, as shown and described. 